Not Your Grandma's Green Bean Casserole

INGREDIENTS

1 lb

green beans, ends trimmed

1/2 lb

shiitake mushrooms, stems removed

1/2 lb

maitake mushrooms, bottom removed

3 tbsp

butter

garlic cloves, minced

large shallot, minced

1/2 tsp

thyme, leaves removed from stems and minced

4 tbsp

flour

1/4 cup

milk

1/4 cup

cream

1 cup

broth

yellow onion, thinly sliced

2 tbsp

cornstarch

2 tbsp

flour

2 tbsp

Panko or fine breadcrumbs

neutral high-heat oil (we used canola)

salt and pepper