Mushroom Toasts with truffled quark cheese Recipe

Ingredients

• 4 Tbsp. unsalted butter
• 1 ¼ lb. assorted mushrooms (such as shiitake, oyster, and maitake), tough stems removed and caps torn or sliced
• Salt and black pepper to taste
• 2 Tbsp. minced shallots
• 2 tsp. minced fresh garlic
• ¼ cup dry sherry or brandy
• 1 cup quark cheese, softened
• ¼ cup minced chives, divided
• 1 tsp. white truffle oil
• 4 slices artisan bread (such as sourdough or countrystyle Italian)
• 4 Tbsp. unsalted butter, softened