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Moist zucchini cake mix bread slice with green zucchini flecks and golden-brown crust on a wooden board.

Easy Zucchini Cake Mix Bread That Actually Stays Moist (Not Soggy) — 15 Minutes Prep

This zucchini bread comes together in 15 minutes with one bowl and a box of yellow cake mix. The secret is how you handle the zucchini – squeeze it just right for a tender, moist loaf that stays fresh for days. Add chocolate chips or keep it plain; either way, it's foolproof.
Prep Time 15 minutes
Cook Time 1 hour
Total Time 1 hour 15 minutes
Course Breakfast, Dessert, Snack
Cuisine American
Servings 8
Calories 210 kcal

Equipment

  • 9x5-inch loaf pan
  • Box grater or food processor with grating disc
  • Large Mixing Bowl
  • Whisk
  • Clean kitchen towel or cheesecloth

Ingredients
  

  • 1 box yellow cake mix (15.25 oz)
  • 2 large eggs
  • 1/3 cup vegetable oil
  • 1 cup grated zucchini (about 1 medium)
  • 1/2 cup semi-sweet chocolate chips (optional)
  • 1 teaspoon vanilla extract
  • 1/2 teaspoon cinnamon (optional)

Instructions
 

  • Preheat oven to 350°F. Line a 9x5-inch loaf pan with parchment paper, leaving overhang on long sides. Grease exposed ends with butter or oil.
  • Grate zucchini using large holes of a box grater. Wrap in a clean kitchen towel and twist firmly to remove excess moisture – you want it damp, not dripping. Set aside.
  • In a large bowl, whisk eggs, oil, and vanilla until combined and slightly frothy, about 20 seconds.
  • Add entire box of cake mix and cinnamon (if using). Stir with a spatula or wooden spoon just until combined – a few streaks of flour are fine. Do not overmix.
  • Fold in squeezed zucchini and chocolate chips gently until evenly distributed. Batter will be thick and slightly shaggy.
  • Pour into prepared pan and spread even. Bake at 350°F for 50-60 minutes. Start checking at 50 minutes – a toothpick inserted in center should come out with a few moist crumbs, not wet batter. Tent with foil at 40 minutes if top browns too quickly.
  • Cool in pan for 10 minutes, then lift out using parchment and transfer to a wire rack. Cool completely before slicing – at least 45 minutes.

Notes

Storage: Wrap tightly and store at room temperature for 3-4 days, refrigerated for up to a week, or freeze for up to 3 months. Reheat slices for 15 seconds in microwave or 5 minutes in toaster oven at 325°F.
Key Tips: Don't squeeze zucchini bone-dry – it needs moisture to hydrate the cake mix. Overmixing develops gluten and makes the bread tough. Use a standard 15.25 oz box of cake mix for best results.
Variations: Gluten-free: use GF yellow cake mix + 1 tbsp GF flour. Dairy-free: use dairy-free cake mix and chips. Spice version: replace yellow with spice cake mix, omit cinnamon, add raisins and pecans.
Keyword cake mix zucchini bread, easy zucchini bread, zucchini bread