Ingredients

  • 4 tablespoons unsalted butter, plus more for the dish
  • Kosher salt
  • 3/4 pound medium pasta shells
  • 1/2 cup diced onion
  • 6 ounces chicken-apple sausage, sliced 1/2 inch thick
  • 1 tablespoon mustard powder
  • 1/4 teaspoon cayenne pepper
  • 1/4 cup all-purpose flour
  • 3 cups apple juice
  • 1 pound monterey jack cheese, shredded (4 cups)
  • 1/2 pound extra-sharp cheddar cheese, shredded (2 cups)
  • 1/2 cup sour cream
  • 35 small butter crackers (1 sleeve Ritz), crushed

Method

  • Preheat the oven to 350 degrees F. Butter a 2 1/2 -quart baking dish.
  • Bring a large pot of salted water to a boil; add the pasta and cook until al dente, about 6 minutes.
  • Drain and set aside.
  • Meanwhile, melt the butter in a large saucepan over medium-high heat.
  • Add the onion and cook until soft, about 3 minutes.
  • Add the sausage, mustard powder, cayenne and 1 teaspoon salt and cook, stirring, until the sausage is golden, about 3 minutes.
  • Stir in the flour and cook, stirring, until lightly toasted, about 2 minutes.
  • Stir in the apple juice and cook, stirring occasionally, until thickened slightly, about 8 more minutes.
  • Slowly stir about three-quarters each of the monterey jack and cheddar cheese into the sauce until smooth, about 2 minutes.
  • Remove from the heat.
  • Stir in the pasta and sour cream.
  • Pour the mixture into the prepared baking dish.
  • Sprinkle with the crushed crackers and the remaining cheese.
  • Bake until bubbly, 25 to 30 minutes.
  • Let rest 10 minutes before serving.
  • Photograph by Kang Kim