Pickled shallot (simple finely slice shallot, sprinkle with sugar & toss in red wine vinegar, leave for a hour or so to pickle)
for the ketchup
250g Victoria plums stoned & diced (other varieties can be used Inc. damson plums)
1 red onion finely diced
100g light brown sugar
70 ml red wine vinegar
1 tsp. English mustard
Knob fresh ginger peeled & grated
Clove garlic peeled & grated
Few turns cracked Black pepper
Pinch all spice powder
Method for the burger
Fry the burgers over high heat with a little schmaltz or oil to begin then reduce to medium heat, add a knob of butter and baste for a few minutes until the burgers are cooked through, 6 to 8 minutes in total.
Method for the ketchup
Simmer all ingredients together covered for 20 minutes over a gentle heat until everything is soft and glossy.
Blend to a fine puree. (Optional)
Store in a sealed jar up to 1 month.
To serve
Spoon the ketchup on the base of the bun, add the burger then top with lettuce and pickled shallots, a dollop of English mustard goes well with the game and fruit.