Soft Chocolate Chip Cookies
["1 c. shortening", "2 c. sugar", "3 eggs", "5 c. flour", "3/4 tsp. baking soda", "3 tsp. baking powder", "1 1/2 tsp. salt", "1 1/2 c. milk and 2 Tbsp. vinegar, mixed", "12 oz. chocolate chips"]
["Cream shortening and sugar.", "Add eggs; beat until light and fluffy.", "Combine dry ingredients; add alternately with sour milk. Stir in chocolate chips.", "Drop onto ungreased cookie sheets by teaspoons.", "Bake at 400\u00b0 for 8 to 10 minutes.", "Yields 6 to 8 dozen."]
["shortening", "sugar", "eggs", "flour", "baking soda", "baking powder", "salt", "milk", "chocolate chips"]