Radish and Onion marinade

• bunch of fresh radishes, ends cut off and sliced as thiny as possible
• 1 red onion, halved and sliced thinly
• the juice of two good lemons (alternative is to use 3-4 limes)
• salt
• 1/4-1/2 tsp cayenne pepper or chili pepper powder of your choice

Rub onions with a bit of salt to wilt them. combine ingredients together and put in the fridge to marinate a few hours.