Pierce the eggs, place them in plenty of boiling water and boil for 10 minutes. Cook rice in boiling salted water according to package instructions. In the meantime, drain tuna in a sieve. Peel and chop the onions. Heat the fat in a saucepan. Brown onions lightly in it, add frozen peas and deglaze with stock and cream.
Bring the sauce to the boil, stir the pepper cheese into the sauce. Add the sauce thickener and bring to the boil again briefly while stirring. Peel the eggs, cut them into six and add them together with the tuna to the hot sauce. Wash the chives, dab dry and cut into small rolls, except for a little garnish. Arrange rice and tuna ragout on plates. Sprinkle with chives and garnish