Grilled Prosciutto Wrapped Asparagus Here is a delicious, very simple to prepare recipe that our friend, Linda, shared with us. 24 spears Edgar Farms asparagus2 Tbsp. extra virgin olive oil1 Tbsp. balsamic vinegar1/4 tsp. pepper12 thin slices prosciutto Preheat BBQ to high and lightly oil grill.Toss asparagus with olive oil, balsamic vinegar & pepper.