If it helps here is my two week shopping list:
1 x Sainsbury's Free Range Woodland Medium Eggs x12 - Total Price GBP 2.50
8 x Sainsbury's Large Onions (loose) - Total Price GBP 1.22
1 x Sainsbury's Strong White Bread Flour, Unbleached 1.5kg - Total Price GBP 1.02
1 x Sainsbury's Italian Passatta Sauce 700g - Total Price GBP 0.99
2 x Sainsbury's Mozzarella, Basics 125g - Total Price GBP 0.88
1 x Sainsbury's Potatoes, Basics 2.5kg - Total Price GBP 1.00
6 x Sainsbury's Chopped Tomatoes, Basics 400g - Total Price GBP 1.86
1 x Sainsbury's Set Honey, SO Organic 340g - Total Price GBP 2.89
1 x Sainsbury's Natural Frozen Yogurt 500ml - Total Price GBP 2.00
1 x Sainsbury's Houmous, Be Good To Yourself 230g - Total Price GBP 1.00
1 x Sainsbury's Tzatziki 230g - Total Price GBP 1.00
1 x Schwartz Sesame Seed 43g - Total Price GBP 1.63
1 x Sainsbury's Orange Juice, Squeezed & Smooth 1L - Total Price GBP 1.75
1 x Old El Paso Taco Shells 156g - Total Price GBP 1.54
1 x Sainsbury's Reduced Fat Guacamole, Be Good To Yourself 170g - Total Price GBP 1.89
1 x Sainsbury's Greek Feta 200g - Total Price GBP 1.62
1 x Sainsbury's Bavarian Smoked Cheese 150g - Total Price GBP 1.25
1 x Sainsbury's British Mature Cheddar 400g - Total Price GBP 2.90
1 x Sainsbury's Somerset Brie 230g - Total Price GBP 2.00
1 x Sainsbury's Penne Rigate, Italian 1kg - Total Price GBP 1.79
5 x Sainsbury's Sardines In Chilli Oil 120g - Total Price GBP 2.95
2 x John West Kipper Fillets In Sunflower Oil 190g - Total Price GBP 2.98
1 x Sainsbury's Smoked Haddock Fillet (approx. 335g) - Total Price GBP 4.00
1 x Sainsbury's Cooked Roast Chicken Slices 210g - Total Price GBP 3.00
1 x Old Jamaica Ginger Beer Light 1.5L - Total Price GBP 1.15
=£50
And I also got £10 worth of veg (asparagus, courgette, spring onions, rocket, chillis, lime, carrots. mushrooms) and £20 of meat (whole free range chicken, 1kg chuck mince, 8 venison sausages) from grocer and butcher.
I have a freezer full of frozen fruit and veg and full stock cupboards.
That's for 2 adults.