Toll House Muffins - cooking recipe

Ingredients

1 1/3 c. all-purpose flour
3/4 tsp. baking powder
3/4 tsp. baking soda
4 Tbsp. margarine
1/3 c. granulated sugar
2/3 c. chocolate chips
1 tsp. vanilla extract
2 eggs or 1/2 c. egg substitute
1 c. nonfat plain yogurt

Preparation

Combine all ingredients.
Spoon into muffin cups and bake in 350\u00b0 oven for about 20 minutes.