Welsh Rarebit

INGREDIENTS

• 1 teaspoon Dijon mustard
• 1/2 teaspoon freshly ground black pepper
• 1/2 cup porter beer
• 4 slices toasted rye bread
• 1/2 teaspoon kosher salt
• 3/4 cup heavy cream
• 2 tablespoons unsalted butter
• 6 ounces (approximately 1 1/2 cups) shredded Cheddar
• 1 teaspoon Worcestershire sauce
• 2 tablespoons all-purpose flour
• 2 drops hot sauce