Kinilaw na Isda and Recipe

Here are the ingredients:
1/2 kilo tuna or lapu-lapu fillets cut into 1 inch cubes
1/2 cup of coconut cream (check Extract coco milk)
1/2 cup kalamansi juice
1 1/2 cup vinegar
1 onion, sliced
1 onion, diced
4 slices of ginger, sliced
1 head garlic, minced
1 red bell pepper, cut into squares
1 green bell pepper, cut into squares
3 chili peppers, sliced into halves
salt and pepper