Preheat electric oven to 325°F. Combine crumbs, 1 tablespoon of the sugar, and the butter; mix well. Press onto bottom of a 9-inch square pan. Put eggs, cream cheese, and 3/4 cup of the remaining sugar into blender. Blend until smooth. Pour onto crust. Bake for 35 to 45 minutes. Cool for 30 minutes. Combine sour cream, lemon juice, and the remaining 3 tablespoons sugar. Spread on cake. Bake for 10 more minutes. Chill several hours before serving. Makes 9 servings.