7-Layer Pasta Salad

INGREDIENTS

• 1/2 cup buttermilk
• Kosher salt
• 2 avocados, diced
• 8 ounces yellow cheddar cheese, shredded
• 2 stalks broccoli, cut into florets
• 1 12-ounce piece deli ham, diced (about 2 cups)
• 1 small head romaine lettuce, sliced
• 2 tomatoes, diced
• Juice of 1 lime
• 1/4 cup plus 1 tablespoon chopped fresh chives
• 8 ounces farfalle (about 4 cups)
• 1/4 cup chopped fresh parsley
• Freshly ground pepper
• 1/2 cup mayonnaise