Mushroom Crepes with Mushroom Hay

Name: Mushroom Crepes with Mushroom Hay
Ingredients: 3 cups whole milk; 1 cup all-purpose flour; 1/3 cup dehydrated mushroom powder; 5 large eggs; Kosher salt; Nonstick vegetable cooking spray, for the pan; 2 tablespoons unsalted butter; 1 pound assorted mushrooms, stems removed, cut into 1/2-inch pieces; 2 shallots, chopped; 2 cloves garlic, minced; 2 sprigs thyme, leaves picked; Kosher salt and freshly ground black pepper; 2 tablespoons sherry vinegar; 3/4 cup creme fraiche; 1/2 bunch Italian parsley, chopped; 1 bunch enoki mushrooms; 2 cups canola oil; 4 tablespoons Dijon mustard; 1 teaspoon soy sauce; 1 bunch chervil leaves, for garnish