Roast grouse with mushrooms this traditional roast grouse recipe is perfect. there is very little that can compete with a properly roasted grouse for gastronomic delight. this simple recipe for roasted grouse will show off the meat at its best. careful not to over cook the meat so it doesnt dry out & rest it well before serving. make your own cream of mushroom sauce (and add bacon and whiskey) for this classic grouse recipeserve this roast grouse with make-ahead mashed potatoes, sour cream mashed potatoes or garlic goat cheese mashed potatoes. also pairs well with garlicky roasted broccoli or parmesan asparagus.