INGREDIENTS
2 tbsp
unsalted butter
16 oz
baby bella mushrooms, sliced
2 cloves
garlic, minced or pressed
2/3 cup
old-fashioned oats
1/2 tsp
kosher salt
Freshly ground pepper,
2 tsp
minced fresh parsley
1 tsp
minced fresh thyme
1
large egg
1 cup
panko
1/3 cup
coarsely shredded Gouda cheese, plus more for topping
Burger buns, split and toasted, for serving
Lettuce, sliced tomato, sliced onion, for serving