Denver Buffalo Burgers - Sutter Home Family Vineyards

Ingredients

• 1 ½ lbs lean ground buffalo meat
• 1 tsp. freshly ground black pepper
• ½ cup low-fat mayonnaise
• ½ tsp. dry mustard
• 2 tbsp. Sutter Home Sauvignon Blanc wine
• 1 medium yellow onion, sliced in ½-inch slices
• 2 medium green bell peppers, sliced in ½-inch strips
• 1 large Portobello mushroom, stemmed and sliced in ½-inch strips
• 2 tbsp. olive oil
• 1 clove garlic, finely minced
• ¼ tsp. kosher salt
• ½ tsp. freshly ground black pepper
• 6 1-oz. slices Monterrey Jack cheese
• 6 whole grain burger buns, split