STEAK, POTATO, AND LEEK PIES

Steps:

• Melt 1 tablespoon butter in medium skillet over medium-high heat.
• Sprinkle steaks with salt and pepper.
• Add steaks to skillet and cook until medium-rare, about 4 minutes per side.
• Transfer steaks to plate.
• Cut steaks into 1/2-inch cubes.
• Melt remaining 2 tablespoons butter in same skillet.
• Add potatoes, leeks, and dry mustard.
• Stir 1 minute.
• Reduce heat to medium, cover, and cook until potatoes are tender, stirring occasionally, about 8 minutes.
• Return beef and any accumulated juices to skillet.
• Add steak sauce and sauté 2 minutes.
• Remove skillet from heat.
• Mix in green onions.
• Season filling to taste with salt and pepper.
• Cool completely.
• Preheat oven to 400°F.
• Unfold crusts on work surface.
• Cut each crust into 2 pieces along center fold.
• Brush dough with egg.
• Place 1/2 cup filling on half of each piece.
• Fold plain dough over filling; seal edges.
• Brush pies with more egg; arrange on 2 baking sheets.
• Bake pies 15 minutes.
• Reverse sheets.
• Bake until crust is golden and filling is heated through, about 10 minutes.