Best Green Bean Casserole Recipe | Chef Joshua Weissman

Ingredients

• 2-3 Tbsp (30-44ml) vegetable oil
• ½ lb (225g) mixed mushrooms, cleaned and roughly chopped
• ½ cup (113g) unsalted butter
• 3 medium shallots, finely chopped
• 4 cloves garlic, thinly sliced
• 2.5 Tbsp (35g) all-purpose flour
• 1 cup (240ml) heavy cream
• 1 cup (240ml) whole milk
• 2.5 tsp (10g) mushroom soup base powder, optional
• Kosher salt and pepper, to taste
• 1 lb (450g) green beans, cleaned and cut in half
• 1 cup (60g) fried shallots (see sweet potato casserole recipe for instructions)
• 1 cup (60g) kettle cooked potato chips, lightly crushed