Bacon Blue Cheese Burger Skins

Bahan-bahan (4 porsi)

• 4 russet potatoes, cleaned well
• 1/2 lb bacon
• 1/2 sweet onion, thinly sliced
• 1/2 can jalapenos, drained
• 3/4 lb ground beef
• 3 tablespoons unsalted butter, melted
• Salt and pepper, to taste
• 1 cups blue cheese