CHOCOLATE CHIP-BANANA MUFFINS

1 egg
2 cups Original Bisquick® baking mix
1 1/4 cups mashed very ripe bananas (2 to 3 medium)
1/3 cup sugar
3 tablespoons vegetable oil
1/3 cup miniature semisweet chocolate chips

Preeat oven to 400 degrees F. Place paper baking cup in each of 12 regular-size muffin cups, or grease bottoms only of muffin cups.

Beat egg slightly in medium bowl; stir in remaining ingredients just until moistened. Divide batter evenly among muffin cups.

Bake about 15 minutes or until golden brown.

High Altitude (3500-6500 ft):
Preheat oven to 425 degrees F. Use 14 medium muffin cups. Decrease sugar to 1/4 cup.

Source: Betty Crocker Cookbook