Boston Lettuce Salad with Avocado Green Goddess Dressing - SavvyMom

Ingredients

• 1 ripe avocado
• ½ cup mayonnaise
• ½ cup sour cream
• ½ cup buttermilk
• 2 Tbsp. lemon juice
• 1 clove garlic
• 3 Tbsp chopped chives
• ½ cup parsley leaves
• ½ tsp kosher salt
• 8-10 grinds pepper
• 1 head Boston lettuce
• 4 Persian or English cucumbers, thinly sliced
• 4-6 radishes, trimmed and thinly sliced
• 2 small green zucchinis, ends trimmed and thinly sliced lengthwise
• ¼ cup crumbled feta cheese
• 2 Tbsp sunflower seeds