Pimento Mac & Cheese

Ingredients

• plus 2 tablespoons unsalted butter
• plus 2 tablespoons all-purpose flour
• whole milk
• heavy cream
• tablespoons Crystal hot sauce
• tablespoons yellow mustard
• grated extra-sharp Cheddar cheese
• grated Pepper Jack cheese
• tablespoons kosher salt
• pounds large elbow macaroni, cooked, rinsed under cold water, and drained well
• Generous 1 cup drained, sliced pimentos