Costco members can score the limited edition Lucky Charms cereal 2-pack for $8.29, which comes out to $4.15 per 23-ounce box. This St. Patrick's Day edition features clover-shaped marshmallows that turn milk green. It’s a good deal compared to Target, where a smaller 18.6-ounce box costs $5.29.

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For more savings, check out the best Costco deals this week.