High-Protein Zucchini Bread Made with Cottage Cheese

This high protein zucchini bread tastes just like the nostalgic quick bread you remember, but every slice delivers extra staying power from cottage cheese and a scoop of protein powder.

It comes together in one bowl, uses up that monster zucchini from the garden, and actually keeps you full until lunch. Nobody will guess the secret ingredient.

Why This Loaf Stays in the Rotation

The crumb is moist and tender, never gummy or rubbery the way some protein bakes turn out. A good dose of cinnamon and a hint of vanilla keep it tasting like a treat, not a health food experiment.

Blended cottage cheese disappears into the batter, adding protein and richness without any chalky aftertaste. Since you don’t squeeze the zucchini, all that natural moisture stays in the bread, so it stays soft for days.

Ingredients

• 1 1/2 cups shredded zucchini: no need to squeeze it; the moisture is part of the recipe
• 1 cup cottage cheese (full-fat or 2%): blended until completely smooth
• 2 large eggs
• 2 tablespoons melted coconut oil or avocado oil
• 1/4 cup pure maple syrup or honey
• 2 teaspoons vanilla extract
• 1 1/2 cups white whole wheat flour: or half all-purpose, half whole wheat
• 1/2 cup vanilla protein powder: whey or plant-based
• 1 teaspoon baking soda
• 1/2 teaspoon baking powder
• 1 teaspoon ground cinnamon
• 1/4 teaspoon fine sea salt
• 1/2 cup chopped walnuts or pecans (optional)

Variations / Substitutions

• Make it gluten-free: use a 1:1 gluten-free flour blend in place of the whole wheat flour; the loaf will be slightly more delicate but still works
• Skip the protein powder: replace with an extra 1/2 cup of flour and expect a less protein-dense loaf that is still delicious
• Dairy-free: swap cottage cheese for thick dairy-free yogurt and use a plant-based protein powder; the texture may be a touch denser
• Swap the sweetener: honey, agave, or date syrup all work well; brown sugar gives a deeper molasses note
• For a savory muffin version, try my Zucchini Cheddar Muffins.

How to Make High-Protein Zucchini Bread

Step 1: Mix the Wet Ingredients

In a blender, blend the 1 cup cottage cheese until completely smooth, about 30 seconds. Scrape it into a large bowl, then whisk in the 2 eggs, 1/4 cup maple syrup, 2 teaspoons vanilla, and 2 tablespoons melted coconut oil until the mixture looks uniform.

Fold in the 1 1/2 cups shredded zucchini. The batter will look thin and a little lumpy at first, but the zucchini will release water as it sits, so don’t worry.

Step 2: Fold in the Dry Ingredients

In a separate bowl, whisk together 1 1/2 cups white whole wheat flour, 1/2 cup vanilla protein powder, 1 teaspoon baking soda, 1/2 teaspoon baking powder, 1 teaspoon cinnamon, and 1/4 teaspoon salt.

Pour the dry mixture into the bowl of wet ingredients and stir with a spatula just until no floury streaks remain. If using nuts, fold in the 1/2 cup chopped walnuts now. The batter will be thick and scoopable, studded with green flecks.

Step 3: Bake the Loaf

While the batter rests, heat the oven to 350°F (175°C) and grease a 9×5-inch loaf pan. Scrape the batter into the pan and smooth the top. Scatter a few extra chopped nuts on top if you like.

Bake for 45 to 55 minutes. Start checking at 45 minutes, a toothpick inserted in the center should come out clean or with a few moist crumbs. The top will be domed and deep golden, and your kitchen will smell like cinnamon.

Step 4: Cool and Slice the Bread

Let the loaf cool in the pan for 10 minutes, then run a knife around the edges and lift it out onto a rack. Cool completely before slicing with a serrated knife.

Serve warm or at room temperature and watch the steam rise from each tender slice. The crumb will be soft and speckled with zucchini, just like the classic.

A Few Notes Before You Start

• Don’t overmix the batter once you add the dry ingredients; stir just until combined to keep the loaf tender.
• If your protein powder is sweetened, you may want to cut the maple syrup back to 3 tablespoons to avoid an overly sweet loaf.
• Use a kitchen scale for the flour and protein powder if you have one; cup measures can pack differently and throw off the moisture balance.
• For the highest protein per slice, choose a whey protein blend; plant-based powders can make the loaf a touch drier, so add an extra tablespoon of oil if you go that route.

Bake times will shift a few minutes depending on your pan.

Keeping It Fresh

• Refrigerate: keep slices in an airtight container for up to 5 days.
• Freeze: wrap the entire cooled loaf or individual slices tightly in plastic wrap and freeze for up to 3 months.
• Reheat: microwave a slice for about 20 seconds, or toast it in a toaster oven until warmed through.

Frequently Asked Questions

Can I use frozen zucchini?

Yes, thaw it completely and drain off the excess liquid. Since you lose some moisture that way, add 2 tablespoons of milk to the batter to compensate.

Why did my loaf sink in the middle?

Usually that means it was underbaked or the oven door was opened too early. Overmixing the batter can also cause it to rise too fast and then collapse in the center, so stir gently.

Can I make this into muffins instead?

Absolutely. Spoon the batter into a greased 12-cup muffin tin and bake at 350°F (175°C) for 18 to 22 minutes, until a toothpick comes out clean.

What’s the best cottage cheese to use?

Full-fat or 2% works best for moisture. Fat-free cottage cheese can make the loaf a little dry, so if you use it, add an extra teaspoon of oil to the batter.

High-Protein Zucchini Bread Recipe

Print Recipe Pin Recipe

Prep Time 15 minutes mins

Cook Time 50 minutes mins

Total Time 1 hour hr 5 minutes mins

Servings: 10 servings

Calories: 160

Ingredients Method Notes

Ingredients

  

• 1 1/2 cups shredded zucchini
• 1 cup cottage cheese (full-fat or 2%)
• 2 large eggs
• 2 tablespoons melted coconut oil or avocado oil
• 1/4 cup pure maple syrup or honey
• 2 teaspoons vanilla extract
• 1 1/2 cups white whole wheat flour
• 1/2 cup vanilla protein powder
• 1 teaspoon baking soda
• 1/2 teaspoon baking powder
• 1 teaspoon ground cinnamon
• 1/4 teaspoon fine sea salt
• 1/2 cup chopped walnuts or pecans (optional)

Method

 

1. Blend cottage cheese until smooth; whisk with eggs, maple syrup, vanilla, and oil. Fold in zucchini.
2. In a separate bowl, whisk flour, protein powder, baking soda, baking powder, cinnamon, and salt. Fold into wet mixture, then fold in nuts if using.
3. Heat oven to 350°F (175°C). Grease a 9×5-inch loaf pan. Scrape batter into pan, smooth top, and bake 45–55 minutes until a toothpick comes out clean.
4. Cool in pan 10 minutes, then turn out onto a rack. Cool completely before slicing.

Notes

If using unflavored protein powder, add an extra teaspoon of vanilla extract. The batter can rest for 5 minutes before baking for a slightly better rise.