to consider a fussy diet as a big against for a potential new love

[glitternanny]

and I mean seriously restricted 2:

Proteins, one carbohydrate and the same lunch everyday.

[VaultFullOfTwizzlers]

I might be able to ingest fresh blood. Blood is a texture I could stand.

No condiments or slow-cooking allowed!

[ChoosandChipsandSealingWax]

More evidence against the food purely as fuel point: www.scienceworldreport.com/articles/8969/20130822/prehistoric-europeans-used-garlic-mustard-to-spice-up-their-meal-more-than-6-000-years-ago.htm

I worked in rural Nepal for a summer twenty years ago, and day to day food certainly was very much as fuel - they ate the same meal day in day out for breakfast and supper. But spices were highly prized and effort made where possible to add interest and flavour to the food; and on feast days they went all out.