Best Duck Fat Seared Beef Burger with Garlic Fennel Confit and Homemade mayonaise - Sutter Home Fami

Ingredients

• 1 large fatty duck breast (fat for rendering and 7oz. meat, quartered, for burgers)
• 1 & 1/3 cup very thinly sliced fennel bulb
• 2 tablespoons chopped frond for mayo
• 2 & 3/4 teaspoons kosher salt, divided
• 1 & 1/8 teaspoon fresh ground black pepper
• 28 medium cloves peeled garlic, root end trimmed
• 1 cup light olive oil
• 1/3 cup, plus 1 tablespoon fig preserves
• 2 tablespoons, plus 1/2 teaspoon Dijon mustard, divided
• 1 & 1/3 cup soft fresh potato or white bread, torn into bits
• 6 tablespoons whole milk
• 1 large fresh egg yolk, plus one extra yolk if needed, pasteurized recommended for safety
• 1 tablespoon sherry vinegar
• 30oz. fresh skirt steak, cut in 6 pieces
• 5 juniper berries, ground
• 8oz. cow’s milk Blue cheese such as Sweetgrass Dairy Asher Blue, in 6 slices/portions
• 6 rich buttery type bakery Buns, sesame seeded if possible, split
• 2 cups of young Arugula leaves