Chocolate Chip Bars

Ingredients

• 2/3 c. shortening
• 1 c. sugar
• 1 c. brown sugar
• 3 eggs, beaten
• 2 1/4 c. flour *
• 1 tsp. salt *
• 1/2 tsp. soda *
• 1/2 tsp. baking powder (which has been sifted) *
• 1 tsp. vanilla
• 1 pkg. chocolate chips
• nuts (if desired)