Lemon Cake without cornstarch

1 (18 ounce) box betty crocker supermoist lemon cake mix 1 1/3 cups buttermilk 1/3 cup vegetable oil 1 teaspoon grated lemon peel 3 eggs 2 cups raspberry pie[...]

3 eggs 1 cup sugar , divided 1/4 cup flour 1/4 teaspoon salt 1 1/4 cups milk 1/3 cup lemon juice 2 tablespoons butter 1 tablespoon grated lemon peel 1[...]

1/2 cup butter , at room temperature 3/4 cup sugar 1 cup plain yogurt 2 large eggs 2 tablespoons fresh lemon juice 2 cups all-purpose flour 1/2 teaspoon[...]