As with all mayonnaise, you can buy jars of ready-made, but it's also easy to make your own delicious version when needed for dipping and dolloping. It will keep for up to a week in the refrigerator.
Ingredients
45ml/3tbspaquafaba (the liquid from acan of chickpeas)</
Put the aquafaba, mustard, salt, pepper, vinegar and lemon juice in a food processor or blender and blend for a few seconds until combined.
With the motor running, very slowly drizzle in the oil, making sure that it is fully combined before adding more. If the top starts to look slightly oily, stop adding oil for a few seconds and continue blending.