2/3 c. shortening
3 eggs
2 1/4 c. packed light brown sugar
2 3/4 c. sifted all purpose flour
2 1/2 tsp. baking powder
1/2 tsp. salt
1 (12 oz.) pkg. semi-sweet chocolate chips
1 tsp. vanilla

Cream shortening and sugar. Add eggs one at a time. Beating well after each egg. Combine flour with baking powder and salt; add to creamed mixture along with chocolate chips and vanilla. Spread in greased 15 x 9 x 2 inch pan. Bake in preheated oven to 350 degrees for 35 minutes. Cut while still warm. Makes 4 dozen squares.