Polish Pork Hamburgers | Saveur

Ingredients

• 4 Tbsp. butter
• 3 medium yellow onions (2 thinly sliced, 1 finely chopped)
• Salt and freshly ground black pepper
• 1⁄2 cups milk
• 2 slices white bread, torn into pieces
• 2 lb. ground pork
• 1⁄2 lb. ground veal
• 2 1⁄2 cups fine dried bread crumbs
• 2 cloves garlic, finely chopped
• 2 eggs
• 1⁄4 cups canola oil
• Sliced rye or brown bread
• Mustard