Step 1

Preheat oven to 375 degrees. Line a 11-inch by 17-inch or larger baking sheet with parchment paper or aluminum foil.

Step 2

Unroll crescent roll triangles and arrange into rectangles to from a crust, pressing the seams together.

Step 3

Bake the crust according to the package instructions, about 12 to 15 minutes or until golden brown. Remove from oven and cool completely, at least 30 minutes.

Step 4

Meanwhile, in a medium bowl, combine cream cheese, mayonnaise, and ranch dressing mix. Chill in refrigerator to blend flavors while crust cools.

Step 5

Spread the cream cheese mixture over the cooled crust. Top with broccoli, cauliflower, and carrots. Sprinkle with cheese and any additional vegetables, if using. Chill before cutting into squares.