Grilled Beef Heart with roasted golden beets & Horseradish

Grilled Beef Heart with roasted golden beets & Horseradish (Serves 4 as entree-8 as appetizer)

Marinade
3 cloves garlic, skin on
12 sprigs of fresh thyme
1.5 cups white wine
1 cup orange juice
Extra-virgin olive oil
1 beef heart, trimmed of sinew and gristle and cut into 3 x 3-inch pieces
Kosher Salt
Fresh ground black pepper
Roasted Golden Beets
Horseradish Vinaigrette
1 cup fresh chives cut into 1-inch batons
1 cup fresh parsley leaves
Fresh horseradish, for garnish

http://offalgood.com/2006/06/recipe-for-beef-heart/