Sun-Dried Tomato Brie Burger w/Caramelized Onions - Sutter Home Family Vineyards

Ingredients

• 2-1/4 pounds 80% lean ground beef chuck
• 2 shallots, finely minced
• 6 sun-dried tomatoes in oil, drained, pat dry on paper towel, and finely minced
• 1 tablespoon Grey Poupon Deli Mustard
• 1 tablespoon Worcestershire sauce
• 1 teaspoon Kosher salt
• 1/2 teaspoon freshly ground pepper, mix peppercorn blend
• 2 tablespoons butter
• 2 tablespoons Colavita Extra Virgin Olive Oil
• 2 large sweet onions (preferably Vidalia), top and bottom of onion removed and then thinly sliced
• 1/2 cup Sutter Home Cabernet Sauvignon Wine
• Vegetable oil, for greasing grill rack
• 6-4" Rye Rolls (available at your supermarkets in house bakery), split
• 12 ounces Brie Cheese, rind removed and cut into 6-2 ounce pieces, 1/2" thick