Comté-Stuffed Hamburgers with Grilled Mushrooms & Sweet Potatoes | Foodland

Ingredients

• 4 sweet potatoes
• 1½ lb lean ground beef 750 g
• ½ onion, grated
• 1 egg, lightly beaten
• ½ tsp each salt and pepper, divided 2 mL
• 1 cup grated Comté or Swiss cheese, divided 250 mL
• 8 oz 1 pkg mixed mushrooms 227 g
• 1 tbsp unsalted butter, melted 15 mL
• 4 <i>Sensations by Compliments</i> Deluxe Hamburger Buns