Ingredients

1-1/2 cups all-purpose flour2 teaspoons baking powder1/4 teaspoon salt3 large eggs, room temperature1 cup fat-free plain yogurt1/3 cup sugar5 tablespoons grated grapefruit zest1/4 cup agave nectar or honey1/2 teaspoon vanilla extract1/4 cup canola oilGLAZE:1/2 cup confectioners’ sugar2 to 3 teaspoons grapefruit juiceGrapefruit wheels and fresh mint leaves, optional

Preparation

Preheat oven to 350°. Whisk together flour, baking powder and salt. Combine next 7 ingredients. Gradually stir flour mixture into yogurt mixture, then pour into a 9-in. round baking pan coated with cooking spray. Bake until a toothpick inserted in center of cake comes out clean, 25-30 minutes. Cool.

For glaze, mix confectioners’ sugar with enough grapefruit juice to reach desired consistency; drizzle glaze over top, allowing some to flow over sides. Top cake with grapefruit and mint if desired.