Pesto Artichoke Spinach Lasagna without provolone

1 cup pesto sauce (prepared or fresh) 1/2 cup pasta sauce (your favorite kind) 4 ounces cream cheese , softened 1 cup sour cream 1 (10 ounce) package frozen[...]

1 (16 ounce) package lasagna noodles, partially cooked according to package directions 3 tablespoons olive oil 1 1/2 cups onions , chopped 3 garlic cloves ,[...]

2 (15 ounce) cans crushed tomatoes 1 (6 ounce) can tomato paste 2 tablespoons garlic , chopped 1/2 cup onion , diced 5 tablespoons olive oil 1 tablespoon[...]