Steak and Potato Burger - Potatoes USA - Philippines

Ingredients

• 24 Blended burger patties (recipe below)
• 24 Potato buns - 4''
• 24 Large Leaf Butter Lettuce
• 1-½ cups Tomato, Roma, seeded and chopped
• 1-½ cups Red Onion, chopped
• 24 Crispy Fried Potato Thread Nests (recipe below)
• 4 cups Harissa Mayo (recipe below)
• 7 ounces Butter, unsalted
• 3-½ lbs. Mushrooms, White or Crimini, chopped fine
• 2 Tablespoons Kosher Salt
• ½ Tablespoon Black Pepper
• 2 teaspoons Beef Base
• ½ teaspoon Anchovy Paste
• 38 ounces Dehy Potato Shreds
• 4-½ lbs. Ground Beef, 80/20, fresh
• 4 cups Mayo
• 1 cup Harissa, Spricy
• 4 Tablespoons Lemon Juice
• ½ teaspoon Cayenne
• 4 Russet Potatoes
• Fryer Oil