Caesar's Best Burger - Sutter Home Family Vineyards

Ingredients

• 1 – 8 oz pkg. chopped frozen spinach – thawed and squeezed dry
• 3 garlic cloves, peeled
• 1/2 teaspoon (packed) finely grated lemon peel
• 9 anchovy fillets minced
• 4 cups (packed) fresh arugula leaves, divided (about 5 ounces)
• 12 green onions – green tops only – thinly sliced
• 1 teaspoon fresh lemon juice
• 1/4 cup extra-virgin olive oil
• 1/2 cup packed freshly grated Parmesan cheese
• 1 3/4 pounds ground beef (20% fat)
• 1 teaspoon salt
• 1/2 teaspoon ground black pepper
• 3 Tablespoons Olive Oil
• 6 soft hamburger buns, split horizontally
• 1/2 English cucumber – peeled, seeded and sliced into 2 inch long matchstick sized strips – lightly salted
• 1 beefsteak tomato thinly sliced – lightly salted