How Does Costco's Kirkland Signature Grass-fed Butter Compare to

Costco's new Kirkland Signature Grass-fed Butter is a Kerrygold knock-off that may even be better than its competitor. Here are the main differences between the two, including cost.

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How Does Costco's Kirkland Signature Grass-fed Butter Compare to Kerrygold?

How Does Costco's Kirkland Signature Grass-fed Butter Compare to Kerrygold?

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