4 cups all-purpose flour
1 teaspoon baking powder
1 teaspoon baking soda
1 1/2 cups butter or margarine, softened
1 1/4 cups granulated sugar
1 1/4 cups packed brown sugar
1 tablespoon vanilla extract
1 cup milk chocolate chips
1 cup milk semi-sweet chocolate chips
1/2 cup white chips
1 cup chopped nuts
Preheat oven to 350 degrees. In a medium bowl, stir together flour, baking powder, and baking soda. In a large bowl, cream together butter, granulated sugar, and brown sugar. Beat eggs and vanilla extract into butter mixture. Gradually stir in flour mixture. Stir in milk chocolate chips, semi-sweet chocolate chips, white chips, and nuts.
Drop by level 1/4-cupfuls, about 2 inches apart, onto ungreased baking sheets. Bake for 12 to 14 minutes or until light golden brown. Allow cookies to cool for 2 minutes on baking sheets, then transfer to wire racks to cool completely.
Makes about 2 dozen cookies.
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