Just let the syrup bubble until it begins to caramelise, darkening to a mellow amber colour.
Varieties (not varieties in the botanical sense) from Spain, including the tradenames "Spanish Superior" and "Creme", are generally mellower in colour, flavour, and aroma; they are graded by government-imposed standards.
Principle No. 4, "Sfumato," means in Italian "turn to mist"; or in the case of colours, "soft," or "mellow".
These are, it seems, the backbone of most cajun-spice mixes, along with thyme (which Oliver uses fresh) and paprika, which gives dishes colour and a mellow heat.
As rendered by Wong's regular cinematographer, Christopher Doyle (and his replacement, Mark Lee Ping-bin, who took over when the shooting schedule overran), the lush colours on screen are mellowed with nostalgia and ripened by sensuality.
The interior of Chester Cathedral gives a warm and mellow appearance because of the pinkish colour of the sandstone.
After curing, hams may be smoked, which gives the meat a rich mahogany colour, helps in preservation, and helps develop a mellow flavour (or they may be canned and heat processed).
More mature versions will have a mellow, creamier taste, and will be slightly darker yellow in colour.
I love urfa chilli flakes: they have a big aroma and a mellow kick, so you can be liberal with them, while their deep red colour looks spectacular sprinkled on all sorts.
