6 SERVINGS
Ingredients
8 tablespoons (1 stick) unsalted butter, divided
6 ½ -inch-thick diagonal slices sourdough baguette, or 3 slices sourdough country loaf, halved
2 tablespoons extra-virgin olive oil
1 ½ pounds small mushrooms (such as chanterelles, morels, crimini, or button mushrooms), brushed clean (halved if large)
Kosher salt
1/3 cup heavy cream
12 fresh oys...