Tomato sauce is a classic, and Alfredo is both silky and luxurious, but nothing brightens up a bowl like a warm smattering of pesto. A satisfying mix of basil, garlic, crushed pine nuts, parmesan ...

but basil garlic mayonnaise replaces the previous basil pesto sauce. Another change: The sandwich now costs $6.99, instead of its previous $3.99. In February, Costco announced its gas stations ...