"French onion soup in grilled cheese form. It's totally legit...."
INGREDIENTS
•
2 medium to large Yellow Onions, sliced 1/4 on an inch thick 3 tablespoons Butter, {plus more for bread} 1 tablespoon Olive Oil 1 teaspoon Kosher Salt 1 teaspoon Sugar 1 teaspoon Fresh Thyme Leaves 1/2 teaspoon Black Pepper 3 tablespoon Beer {beef st