To prepare a someones mom's gingersnaps baked goods recipe, you'll need: 1. Preheat oven to 350 degrees F. Grease and flour two 9x9-inch baking pans. Set aside. 2. Cream butter and sugar until light and fluffy. Add egg and vanilla. Beat until smooth. Gradually add flour mixture and beat until just combined. Fold in cranberries. Spoon the batter into the prepared pan. Bake for 20 to 25 minutes or until toothpick inserted in the center comes out clean. Allow to cool before removing from pan and serving.