Mom's Banana Oatmeal Cookies

Banana oatmeal cookies are the soft, cake-like drop cookies your grandma probably had in a tin in the kitchen. The mashed banana keeps them moist and slightly fluffy, the rolled oats add structure and a satisfying chew, and the small splash of lemon juice is the secret weapon.

That half teaspoon of lemon juice does two things at once: it activates the baking soda for a better rise, and it sharpens the banana flavor so the cookies don’t taste flat or muddy. Without it, you get soft cookies that taste vaguely sweet. With it, the banana flavor pops.

The recipe makes nearly 80 cookies, which is right for a family recipe meant for a cookie jar that gets refilled all week. The ratio of oats to flour (1½ cups oats to 2 cups flour) lands these closer to true oatmeal cookies than just flour cookies with oats in them.

The alternating-addition method, dry mixed with banana mixed alternately, prevents the batter from turning into glue. Banana plus flour gummed together creates tough cookies. Alternating keeps the texture light.

Use fully bananas with brown spots, but not blackened ones. Overripe bananas turn the cookies too soft.

Pro Tips

• Drop by teaspoon, not tablespoon. These spread, and big cookies turn cakey rather than chewy.
• Cool 2 minutes on the baking sheet before transferring. Warm cookies tear easily.
• Don’t overbake. Pull when edges are golden but centers still look slightly soft.
• Store in a tin with a slice of bread to keep them soft for days.

Variations

• Add 1 teaspoon cinnamon and ½ teaspoon nutmeg for spiced banana oatmeal cookies.
• Sub raisins or chopped dates for the nuts for a fruitier cookie.
• Stir in ½ cup chocolate chips for chocolate chunk variation.