Kirkland Signature Smoked Salmon: This high-quality salmon, found in the deli section, is perfect for appetizers, breakfast, or any occasion. They also rave about the cheese section, which has an impressive selection of Kirkland Signature products, including goat cheese logs, Brie wheels, and grated Parmigiano-Reggiano.

If you look closely at Costco's Kirkland Signature wine labels, you can spot some very famous and well-regarded labels hiding out.

Costco is known for carrying quality bulk products at a discounted rate. And their in-house label, Kirkland Signature, might be the best of the best in this category. Many of the Kirkland products are popular and established products from other well-known companies that have just been re-labeled.

Costco's Kirkland Signature craft beer is a surprising fan favorite, perhaps due to the real prices producers behind these brews. Here's what to know.