This moist quick bread combines the freshness of garden zucchini with a sweet, spiced cinnamon sugar swirl. It is an ideal choice for a wholesome breakfast or a comforting afternoon snack. This recipe ensures a tender crumb and a rich flavor profile in every slice.

List of ingredients
- 1 cup zucchini, finely shredded – ensures moisture and tenderness.
- 2 eggs – provides structure and binding.
- 1/2 cup vegetable oil – contributes to a moist texture.
- 1/2 cup plain Greek yogurt – adds tang and keeps the bread tender.
- 1 teaspoon vanilla extract – enhances the overall sweetness.
- 1 1/2 cups all-purpose flour – the base for the bread’s structure.
- 3/4 cup granulated sugar – for sweetness in the batter.
- 1 teaspoon baking powder – the primary leavening agent.
- 1/2 teaspoon salt – balances the sweet flavors.
- 1/2 teaspoon cinnamon – adds warmth to the batter.
- 1/4 teaspoon nutmeg – provides a subtle earthy spice.
- 1/4 teaspoon cloves – adds a deep, aromatic note.
- 1/2 cup granulated sugar (for swirl) – creates the sweet ribbon.
- 1 Tablespoon cinnamon (for swirl) – intensifies the cinnamon flavor.
step-by-step instructions
- Prepare Oven and Pan: Preheat your oven to 350 degrees. Line a 9×5 inch loaf pan with parchment paper and use binder clips to hold the paper in place, then remove clips before baking.
- Mix Wet Ingredients: In a large mixing bowl, combine the shredded zucchini, eggs, vegetable oil, Greek yogurt, and vanilla extract. Stir until everything is thoroughly combined.
- Combine Dry Ingredients: In a separate bowl, whisk together the all-purpose flour, 3/4 cup sugar, baking powder, salt, cinnamon, nutmeg, and cloves.
- Integrate Batter: Gradually sift the dry ingredient mixture into the wet ingredients. Stir the batter only until the flour is just incorporated to avoid overmixing.
- Prepare Cinnamon Swirl: In a small bowl, mix together 1/2 cup of granulated sugar and 1 tablespoon of cinnamon.
- Layer the Batter: Pour exactly half of the zucchini batter into the prepared loaf pan. Evenly sprinkle half of the cinnamon sugar mixture over the batter.
- Add Final Layers: Spoon the remaining batter over the cinnamon sugar and spread it evenly to the edges. Sprinkle the remaining cinnamon sugar on top.
- Create the Swirl: Use a knife to run up and down and side to side through the layers to create a marbled effect.
- Bake: Bake at 350 degrees for 60-65 minutes. The bread is done when it is golden brown and a toothpick inserted in the center comes out clean.
- Cool and Serve: Let the bread cool in the pan for 10-15 minutes before removing. Slice and serve as desired.
Optimizing Your Baking Process
Manage Zucchini Moisture Levels
Depending on the variety of zucchini, some may be more watery than others. If your shredded zucchini seems excessively wet, gently press it with a paper towel to remove surface moisture. Avoid squeezing too hard, as some moisture is necessary for the bread’s tenderness.
Prevent Gluten Overdevelopment
When mixing the dry and wet ingredients, stir only until no streaks of flour remain. Overmixing develops too much gluten, which can lead to a tough texture and large, unsightly air bubbles. Use a rubber spatula to gently fold the ingredients together.
Secure Parchment Paper Properly
Using parchment paper prevents the bread from sticking and makes removal effortless. Securing the edges with binder clips during the pouring process ensures the paper does not shift. Always remember to remove these clips before placing the pan in the oven as they are not heat-safe.
Ensure Accurate Oven Temperature
Since quick breads rely on chemical leaveners, an accurate oven temperature is critical. Use an oven thermometer to verify that your oven is truly at 350 degrees. This prevents the center from remaining raw while the edges burn.
Ingredient Substitutions
Substitute All-Purpose Flour with Whole Wheat
You can replace up to half of the all-purpose flour with whole wheat pastry flour for a nuttier taste. Because whole wheat flour absorbs more liquid, you may need to add an extra tablespoon of Greek yogurt to maintain the correct batter consistency.
Replace Vegetable Oil with Unsweetened Applesauce
For a lower-fat version, you can substitute the vegetable oil with an equal amount of unsweetened applesauce. This change will result in a denser bread with a slightly different flavor profile but will keep the loaf moist.
Swap Greek Yogurt for Sour Cream
If Greek yogurt is unavailable, full-fat sour cream is an excellent alternative. It provides the same acidity and moisture, ensuring the baking powder reacts properly to create a good rise.
Use Maple Syrup Instead of Granulated Sugar
You can use maple syrup as a liquid sweetener in the batter, but you must reduce the amount of oil or yogurt to compensate for the added liquid. Use about 3/4 cup of syrup and reduce the oil by 2 tablespoons to balance the moisture.
Flavor Variations
Incorporate Toasted Nuts
Adding 1/2 cup of chopped pecans or walnuts provides a contrasting crunch to the soft crumb. Toast the nuts in a dry pan for 3-5 minutes before folding them into the batter at the very end of the mixing process.
Add Fresh Citrus Zest
The addition of one tablespoon of lemon or orange zest brightens the flavor of the zucchini. Stir the zest into the wet ingredients to distribute the aromatic oils throughout the bread.
Include Semi-Sweet Chocolate Chips
For a more dessert-like treat, fold in 1/2 cup of mini semi-sweet chocolate chips. The chocolate complements the cinnamon swirl and adds a rich texture to each slice.
Experiment with Dried Fruits
Adding a handful of raisins or dried cranberries adds chewy pockets of sweetness. Ensure the dried fruit is tossed in a small amount of flour before adding to the batter to prevent the pieces from sinking to the bottom.
Serving and Pairing Ideas
Serving Warm with Salted Butter
Slicing the bread while it is still slightly warm allows a pat of salted butter to melt into the crumb. The saltiness of the butter enhances the sweetness of the cinnamon swirl.
Pairing with Coffee or Tea
The warm spices in this bread make it an ideal companion for a hot cup of black coffee or an Earl Grey tea. The bitterness of the coffee cuts through the richness of the oil and sugar.
Creating a Breakfast Toast
Lightly toast a slice of the bread in a toaster oven until the edges are crisp. Top with a smear of cream cheese or almond butter for a more substantial breakfast option.
Storage and Preservation
Short-Term Room Temperature Storage
Keep the bread in an airtight container at room temperature for up to two days. Ensure the bread is completely cooled before sealing the container to prevent condensation, which can lead to premature molding.
Long-Term Refrigeration
To extend the shelf life, store the bread in the refrigerator in a sealed container for up to seven days. Refrigeration helps maintain the moisture and prevents the zucchini from spoiling.
Freezing for Future Use
Wrap the loaf or individual slices tightly in freezer-safe wrap and place them in a heavy-duty freezer bag. When stored this way, the bread will remain fresh for up to three months.
Reheating Methods
Using the Oven for Best Texture
To restore the original texture, wrap a slice in foil and heat it in a 300-degree oven for 5-10 minutes. This method warms the bread evenly without drying out the edges.
Quick Microwave Heating
For a fast option, place a slice on a microwave-safe plate and heat for 15-20 seconds. Be careful not to overheat, as the sugar in the swirl can become extremely hot and the bread may become rubbery.
Using a Toaster for Crispness
A standard toaster works well for slices that have been refrigerated or frozen. Use a medium setting to lightly caramelize the cinnamon sugar swirl on the surface.
Make-Ahead Guidance
Preparing the Cinnamon Swirl Mixture
The cinnamon and sugar mixture can be made weeks in advance and stored in a small, airtight jar. Simply shake the jar before using to ensure the cinnamon is evenly distributed.
Pre-Slicing for the Freezer
Slice the entire loaf after it has cooled completely, then freeze the slices individually separated by parchment paper. This allows you to remove and reheat only the amount you need for a single serving.
Troubleshooting Common Issues
Addressing a Dense or Heavy Texture
If the bread feels too dense, it may be due to overmixing the batter or using expired baking powder. Ensure your leavening agents are fresh and stir only until the ingredients are combined.
Fixing a Sinking Center
A center that collapses usually indicates that the oven door was opened too early or the bread was removed before it was fully set. Always use a toothpick to verify the center is clean before removing the pan.
Preventing Burnt Edges
If the edges are browning too quickly while the center is still raw, tent the top of the loaf with aluminum foil. This reflects some of the heat and allows the center to finish baking without burning the exterior.
Frequently Asked Questions
Do I need to peel the zucchini?
No, peeling is not necessary for this recipe. The skin of the zucchini is thin and blends into the bread during baking, providing extra nutrients and a natural color.
Can I use low-fat Greek yogurt?
Yes, low-fat or non-fat Greek yogurt can be used. However, full-fat yogurt provides a slightly richer flavor and a more tender crumb.
What if I don’t have a loaf pan?
You can use an 8×8 inch square baking pan. Note that the baking time will be shorter, typically between 35-45 minutes, because the batter is spread thinner.
Can I use brown sugar for the swirl?
Yes, brown sugar can be used for the swirl to add a deeper, molasses-like flavor. Ensure you pack the brown sugar firmly when measuring to keep the ratio correct.
Print
Cinnamon Swirl Zucchini Bread
- Total Time: 80 minutes
- Yield: 10 slices 1x
- Diet: Vegetarian
Description
Loaded with garden fresh zucchini, and a cinnamon sugar swirl, this incredible zucchini bread will have you coming back for seconds! Perfect for an afternoon snack and great with your morning coffee, this simple zucchini bread recipe is amazing!
Ingredients
- 1 cup zucchini (finely shredded)
- 2 eggs
- 1/2 cup vegetable oil
- 1/2 cup plain Greek yogurt
- 1 teaspoon vanilla extract
- 1 1/2 cups all-purpose flour
- 3/4 cup granulated sugar
- 1 teaspoon baking powder
- 1/2 teaspoon salt
- 1/2 teaspoon cinnamon
- 1/4 teaspoon nutmeg
- 1/4 teaspoon cloves
- 1/2 cup granulated sugar (for swirl)
- 1 Tablespoon cinnamon (for swirl)
Instructions
- Step: Preheat oven to 350 degrees. Line a 9×5 loaf pan with parchment paper, and secure with binder clips. Set aside.
- Step: In a large mixing bowl combine the wet ingredients (zucchini, eggs, oil, yogurt and vanilla). Mix to thoroughly combine.
- Step: In a separate bowl, combine the dry ingredients (flour, sugar, baking powder, salt, cinnamon, nutmeg, and cloves). Gradually sift the dry ingredients into the wet ingredients. Stir the batter just until all the ingredients are fully incorporated.
- Step: In a small bowl, combine the cinnamon and sugar to create the cinnamon swirl.
- Step: Pour the HALF of the batter into the prepared pan. Top with HALF of the cinnamon sugar. Then add the remaining batter over the top of the cinnamon sugar, and spread evenly to the edges of the pan. Sprinkle the remaining half of the cinnamon sugar over the top of the batter. Using a knife, run it up and down the pan, and side to side through the batter and cinnamon sugar to create a swirl.
- Step: Bake at 350 for 60-65 minutes until golden brown, and toothpick inserted comes out clean and free of crumbs.
- Step: Let bread cool in pan for 10-15 minutes. Remove bread from pan, slice and serve.
Notes
This bread is also great with nuts; add 1/2 cup of chopped pecans or walnuts for crunch. Storage: Keep at room temperature for 1-2 days or refrigerated in an airtight container for up to 7 days. Freezing: Wrap in press-and-seal wrap and store in a freezer bag for up to 3 months.
- Prep Time: 20 minutes
- Cook Time: 60 minutes
- Category: Breads
- Method: Baking
- Cuisine: American
Nutrition
- Serving Size: 1 slice
- Calories: 290 kcal
- Sugar: 26 g
- Sodium: 185 mg
- Fat: 12 g
- Saturated Fat: 1 g
- Unsaturated Fat: 11 g
- Trans Fat: 0 g
- Carbohydrates: 41 g
- Fiber: 1 g
- Protein: 5 g
- Cholesterol: 38 mg