Ammonia Cookies(German Christmas Cookies)  
["3 eggs, beaten", "3 c. sugar", "3 Tbsp. lard or shortening", "3 c. sour cream", "1 tsp. vanilla", "2 tsp. peppermint extract", "10 c. flour", "3 tsp. baking powder", "1 tsp. soda", "3 tsp. powdered ammonia (you get this from a pharmacy)"]
["Mix the first 6 ingredients together until well blended. Combine flour, baking powder, soda and powdered ammonia; mix in the egg mixture.", "Chill at least 2 hours or overnight.", "Roll out and cut with cookie cutter.", "Place on cookie sheets and bake at 350\u00b0 for 10 to 12 minutes until light brown.", "Makes 7 to 8 dozen."]
["eggs", "sugar", "lard", "sour cream", "vanilla", "peppermint", "flour", "baking powder", "soda", "powdered ammonia"]