Garlicky Broccoli and Chickpea Salad | America's Test Kitchen

Ingredients

• 1 ounce Parmesan cheese , grated (1⁄2 cup)
• 1/2 cup extra-virgin olive oil , divided
• 2 tablespoons lemon juice
• 3 garlic clove , minced
• 1 tablespoon mayonnaise
• 1/2 teaspoon red pepper flakes
• 1 (15-ounce) can chickpeas , rinsed
• 1 red onion , halved and sliced 1⁄2 inch thick
• 1 teaspoon table salt , divided
• 1 teaspoon pepper , divided
• 1 1/2 pounds broccoli florets , cut into 2-inch pieces