Lemon Meringue Pie Cheesecake Squares Ingredients GRAHAM CRACKER CRUST: 1 STICK BUTTER 1/2C. SUGAR 1 1/2C. GRAHAM CRACKER CRUMBS CHEESECAKE 12 ounces cream cheese, soft 1/2 cup sugar 1 egg 2 Tablespoons sour cream 2 Tablespoons lemon juice zest of half a lemon Lemon Curd 2 egg yolks 1/2 cup sugar 2 Tablespoons lemon