You can never have too many main course recipes, so give Portabella Stacks a try. One portion of this dish contains roughly 19g of protein, 26g of fat, and a total of 407 calories. This recipe serves 2. This recipe covers 23% of your daily requirements of vitamins and minerals. From preparation to the plate, this recipe takes roughly 35 minutes. 1 person found this recipe to be flavorful and satisfying. It is a good option if you're following a gluten free, primal, and vegetarian diet. A mixture of asiago cheese, basil leaf, onion, and a handful of other ingredients are all it takes to make this recipe so yummy. To use up the balsamic vinegar you could follow this main course with the Skinny Strawberry Ice Cream as a dessert.