Savory Waffles with Asparagus, Gruyere and Onion

Directions

1. Preheat oven to 350°. Arrange onions and asparagus on a greased 15x10x1-in. baking pan; toss with 1/4 teaspoon salt and pepper. Roast until lightly browned, 10-12 minutes. Cool slightly; reserve 1/4 cup vegetable mixture for topping.
2. Preheat a greased waffle iron. Separate 3 eggs. Whisk flour, baking powder, cayenne pepper and remaining salt. Add milk, 3 egg yolks and melted butter; mix gently but thoroughly. Stir in remaining onion and asparagus mixture and 3/4 cup shredded cheese
3. In another bowl, beat 3 egg whites on high until soft peaks form. Fold into waffle mixture. Bake waffles according to manufacturer's directions until golden brown.
4. Meanwhile, in a large skillet coated with cooking spray, cook ham until heated through; keep warm. In same skillet, fry remaining eggs until yolks are set. To serve, top waffle with ham and 1 egg. Sprinkle with reserved onion and asparagus, and remaining 1/4 cup cheese.