# Components:
→ Vegetables
01 - 1 cup cremini or white button mushrooms, cleaned and sliced
02 - 1 small shallot, finely chopped
03 - 1 clove garlic, minced
→ Dairy
04 - 4 slices Swiss cheese
05 - 2 tablespoons unsalted butter, softened, plus extra for sautéing
→ Bread
06 - 4 slices rye bread
→ Seasonings
07 - 1 tablespoon olive oil
08 - Salt and black pepper to taste
09 - 1 teaspoon fresh thyme leaves, optional
# Directions:
01 - Heat olive oil and 1 tablespoon butter in a skillet over medium heat. Add shallot and sauté for 1 minute until softened.
02 - Add mushrooms and cook, stirring occasionally, for 5 to 7 minutes until golden and any liquid has evaporated. Stir in garlic and thyme; cook for 1 minute. Season with salt and black pepper. Remove from heat and set aside.
03 - Lay out rye bread slices. Place a slice of Swiss cheese on two of the bread slices.
04 - Spoon the mushroom mixture evenly over the cheese, then top with another slice of Swiss cheese. Cover with the remaining bread slices.
05 - Butter the outsides of each sandwich generously.
06 - Wipe out the skillet and return to medium-low heat. Add sandwiches and cook 3 to 4 minutes per side until bread is golden brown and cheese is melted, pressing gently with a spatula as needed.
07 - Slice each sandwich diagonally and serve warm.