20-Minute Oatmeal Chocolate Chip Muffins with Flax

Cook: 20 min12 muffinsmediumBaked Goods
Oatmeal Chocolate Chip Muffins with Flax

Wholesome muffins combining old-fashioned oats, white whole wheat flour, and ground flax seeds for added nutrition and fiber. Dark chocolate chips provide richness while applesauce keeps the crumb moist without excess fat. These are ideal for breakfast, snacks, or lunch boxes. The recipe balances indulgence with health-conscious ingredients, making them suitable for families seeking nutritious baked goods without sacrificing chocolate flavor.

Ingredients

Yield: 12 muffins
  • ¼ cup coconut oil or canola oil, melted
    butter1:1neutral fatadds dairy

    none

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  • ½ cup low-fat milk or dairy-free milk alternative
  • 2 large eggs
  • ½ cup light brown sugar, packed
  • 4 ounces unsweetened applesauce
    mashed banana1:1adds moisture and sweetness

    none

    Full guide →
  • ¾ cup old-fashioned oats
  • 1 ½ cups white whole wheat flour
    all-purpose flour1:1lighter crumbless nutritional benefit

    none

    Full guide →
  • 1 teaspoon baking soda
  • ¼ teaspoon salt
  • 2 tablespoons ground flax seeds
  • ½ cup dark or semi-sweet chocolate chips(optional)

Instructions

  1. 1

    Preheat oven to 350°F and grease or line a 12-cup muffin pan.

  2. 2

    Whisk together oil, milk, eggs, brown sugar, and applesauce in a large bowl until well combined.

  3. 3

    Combine oats, flour, baking soda, salt, and ground flax in another bowl.

  4. 4

    Stir flour mixture into wet ingredients until just combined.

  5. 5

    Divide batter evenly among muffin cups, filling each about two-thirds full.

  6. 6

    Bake until a toothpick inserted in the center comes out clean.

  7. 7

    Cool in pan for 5 minutes, then transfer to a cooling rack until completely cool.

  8. 8

    Store in an airtight container.

Tips

Tip 1

Do not overmix the batter after combining wet and dry ingredients; lumps are fine and prevent tough, dense muffins.

Tip 2

For dairy-free baking, use unsweetened almond or oat milk as a direct substitute for regular milk.

Tip 3

Let muffins cool completely before storing to prevent condensation, which can make them soggy.

Good to Know

Storage

Airtight container at room temperature for 3-5 days. Refrigerate up to 1 week. Freeze up to 3 months.

Make Ahead

Prepare dry ingredients in advance and store in an airtight container. Batter can be made 1 day ahead and refrigerated, though baking powder and soda may lose some potency.

Serve With

Room temperature as breakfast or snack. Pairs well with coffee, tea, or milk. Individually wrap for portable lunch box addition.

Common Mistakes

Watch

Overmix after adding dry ingredients to avoid tough, dense muffins with tunneling.

Watch

Fill muffin cups evenly to ensure uniform baking and prevent over or underbaking.

Watch

Do not skip the 5-minute cooling in pan before transferring to prevent muffins from breaking apart.

Substitutions

white whole wheat flour
all-purpose flour1:1lighter crumbless nutritional benefit

none

Full guide →
dark chocolate chips
white chocolate or carob chips1:1flavor variation

none

Full guide →
coconut oil
butter1:1neutral fatadds dairy

none

Full guide →
applesauce
mashed banana1:1adds moisture and sweetness

none

Full guide →
Find more substitutions →

FAQ

Can I make these muffins vegan?

Replace eggs with 3 tablespoons aquafaba or 2 flax eggs. Use dairy-free milk and coconut oil (already dairy-free in this recipe). Applesauce maintains moisture naturally.

What if my muffins are too dense or dry?

Do not overmix the batter. Ensure you are not overbaking; check at 18 minutes. Use applesauce at room temperature and stir gently when combining wet and dry ingredients.

How long can I keep these muffins and can I freeze them?

Store in an airtight container for 3-5 days at room temperature or up to 1 week refrigerated. Freeze unbaked batter in muffin cups for up to 3 months, or baked muffins individually wrapped for up to 3 months.