Beer Can Burger with Beer Mushrooms

Beer Can Burgers

• 115 g onions, cut into pieces
• 680 g lean ground beef (90% lean) (see Tip)
• 60 g panko breadcrumbs
• 1 tsp garlic powder
• 1 tsp salt
• ¼ tsp ground black pepper, to taste
• 1 large egg
• 60 g brown ale
• 6 slices thick cut bacon

Beer Mushrooms

• 45 g water
• 285 g cremini mushrooms, sliced
• 30 g unsalted butter, cold, in one cube
• 15 g extra virgin olive oil
• 170 g brown ale
• 85 g liquid beef stock
• 15 g soy sauce
• 1 ½ tsp Worcestershire sauce

Baking

• 6 slices provolone (Italian cheese)