Chocolate Chip Banana Muffins
["3/4 c. brown sugar", "1/2 c. butter", "2 eggs", "1 tsp. vanilla", "1 c. white flour", "1 c. whole-wheat flour", "1 tsp. baking soda", "1/4 tsp. salt", "1/2 c. miniature chocolate chips", "1 1/2 c. bananas, mashed (about 3 medium bananas)"]
["Heat oven to 350\u00b0.", "In a mixing bowl, combine sugar and butter; beat until creamy. Add bananas, eggs and vanilla; mix well. Add dry ingredients and mix just until moist. Fold in chocolate chips. Spoon into greased muffin tins. Bake 18 to 25 minutes. Cool 5 minutes before removing from pan. Makes 1 dozen."]
["brown sugar", "butter", "eggs", "vanilla", "white flour", "flour", "baking soda", "salt", "chocolate chips", "bananas"]