Cauliflower "Mac" and Cheese

Ingredients (8)

• + cooking spray add to pantry
• + 1 ½ cups chopped cauliflower add to pantry
• + 2 ⅝ ounces shredded 2% reduced-fat Cheddar cheese add to pantry
• + ½ cup low-fat (1%) cottage cheese add to pantry
• + ¼ teaspoon ground dry mustard add to pantry
• + ¼ teaspoon garlic powder add to pantry
• + ¼ teaspoon onion powder add to pantry
• ✓ ⅛ teaspoon salt