Given the task definition and input, reply with output. In this task, you're given a review from Amazon's food products. Your task is to generate a rating for the product on a scale of 1-5 based on the review. The rating means 1: extremely poor, 2: poor, 3: neutral or mixed, 4: good, 5: extremely good.

Delicious, light and full of flavor. It's difficult to decide what my favorite flavor is, but BBQ is amazing! I was impressed with the packaging, but I can't imagine it is too cost efficient or eco-friendly. That is my only complaint. Great product and guilt-free snacking.
5