Spinach Herb Souffle Recipe | Food Network

Ingredients

• 5 tablespoons unsalted butter, softened
• 1/3 cup plus 1 tablespoon freshly grated Parmesan cheese
• 2 green onions, green parts only, minced
• 1 cup cooked spinach, drained, or 1 (10-ounce) package frozen spinach, thawed
• 1 tablespoon finely chopped fresh parsley
• 2 tablespoons finely chopped fresh basil
• 1 tablespoon fresh thyme leaves
• Kosher salt and freshly ground pepper
• 1 cup whole milk
• 3 tablespoons unbleached all-purpose flour
• Dash of hot sauce
• 4 large egg yolks
• 5 large egg whites, cold