French Onion Rice Pilaf • Kroll's Korner

Ingredients

• 2 yellow onions, thinly sliced
• 4 Tbsp. unsalted butter
• pinch of salt
• 8 Tbsp. unsalted butter, divided
• 4 cloves garlic, pressed through a garlic press
• 2 cups U.S.-grown basmati rice
• 4 cups beef broth
• 1 Tbsp. fresh thyme, plus more for garnish
• salt and pepper, to taste
• 1 cup Gruyère, shredded
• 1 cup mozzarella cheese, shredded