Elevate your lunch with this gourmet grilled cheese featuring rich Gouda, savory roasted mushrooms, and sweet caramelized onions. This mouthwatering recipe offers step-by-step guidance from selecting the best ingredients to grilling techniques that create the perfect melt. Get ready to impress your friends and family with a delicious twist on a classic sandwich. Click through to explore all the details and start creating your scrumptious masterpiece!
4 slices of rustic sourdough bread
2 tablespoons unsalted butter, softened
1 cup Gouda cheese, grated
1 cup mushrooms (cremini or portobello), sliced
1 medium onion, thinly sliced
1 teaspoon olive oil
1 teaspoon garlic powder
Salt and pepper to taste
Fresh thyme leaves (for garnish, optional)