Preheat oven to 375 degrees. Grease 9" spring form pan. Ling bottom with wax paper, grease and flour wax paper. Beat butter and 1 cup sugar until fluffy. Add eggs one at a time. Add lemon juice & peel. Combine flour, baking powder and salt, add to beaten mixture alternating with milk. Chop 1/2 of the berries and add to batter. Pour batter in pan and sprinkle remaining berries and 2 tb sugar. Bake 40 minutes, cool 10 minutes. Cream: Beat cream and sugar in chilled mixer bowl with chilled beaters until stiff. Beat in liquor. (Makes 2 cups). Remove side of pany. Serve warm with cream.