Seoul-fully Spicy Burgers - Sutter Home Family Vineyards

Ingredients

• 3 tablespoons sesame seeds
• 2 cloves garlic, peeled and finely minced
• 1 teaspoon salt
• 1 tablespoon peeled fresh ginger, finely minced
• 1 tablespoon soy sauce
• 1 teaspoon [scant] Asian red pepper paste, preferably kochujang [Korean red pepper paste]
• 3 tablespoons thinly sliced green onion, white and pale green parts only [reserve green tops for later use]
• 2 1/2 lbs. fresh ground chuck
• 2 1/2 tablespoons vegetable oil
• 1/2 tablespoon sesame oil
• 1 cup mayonnaise
• 1 teaspoon peeled fresh ginger, finely minced
• 3 tablespoons thinly sliced green onions [tops reserved from earlier use]
• 6 teaspoons butter, room temperature
• 6 sesame seed hamburger buns
• 6 crisp Romaine lettuce leaves
• 1/2 cup prepared kimchi [Korean pickled cabbage], coarsely chopped