French Onion Soup - Edible Santa Barbara and Wine Country

Ingredients

• 2 tablespoons butter
• 2 tablespoons olive oil
• 2 pounds sweet onions (thinly sliced)
• 1 teaspoon sugar
• 2 cloves garlic (minced)
• 4 sprigs thyme
• 2 tablespoons flour
• ½ cup white wine
• 1 quart beef stock
• 2 tablespoons veal demi-glace (optional)
• 2 cups Gruyere cheese (grated)
• 4 half slices Bob's Pain aux Lardons