- STEP 1
Melt the butter in a small pan over a medium heat. While it is melting, chop the onion and peel the garlic.
- STEP 2
Turn to high, add the onions and crush the garlic straight into the pan. While that are cooking, make/heat the vegetable stock.
- STEP 3
When the onions have softened, add the flour and stir to make a paste.
- STEP 4
Add the stock a ladle-full at a time, stirring constantly.
- STEP 5
When the desired thickness is reached, add another half a ladle of stock. Then simmer, still stirring regularly, for around 5-10 mins.