Not sure how to put this in my own words.
Spend £30 or more and get £10 off at Amazon Pantry.
Here are the terms I found:
Amazon Pantry Black Friday - Cyber Monday: Get £10 off your order when you spend £30 or more on selected products
From Friday, November 25, 2016, spend £30 or more on selected products and £10 will be deducted from your total customer order value at checkout (the "Offer"). This offer is only available to Amazon Prime customers. This Offer ends at 23:59 BST on Monday 28th November 2016.
1. Add any selected products on this landing page (each a "Qualifying Item") with a combined value of at least £30 (the "Minimum Purchase") to your shopping basket via the "Add to Shopping Basket" button.
2. When you are finished shopping, click the "Proceed to Checkout" button. The Offer will automatically be applied at checkout, reducing the cost of your total customer order value by £10.
This promotion is subject to Amazon’s Qualified Promotion terms and conditions