Pesto with cream

1 (16 ounce) package linguine pasta 2 tablespoons olive oil 1 small onion, chopped 8 cloves garlic, sliced 1/2 cup butter 2 tablespoons all-purpose flour 2[...]

1 pound tri-colored spiral pasta 1/4 cup olive oil 2 cups milk 1 (1.2 ounce) package creamy pesto sauce mix 2 tablespoons olive oil 1 (16 ounce) package firm[...]