Wash the tomatoes, clean if necessary, dab dry, halve or quarter them depending on size. Wash the meat, dab dry. Heat oil in a large pan. Fry the meat for 4-5 minutes while turning, season with salt and pepper and remove. Add tomatoes to hot frying fat, fry for 1-2 minutes, turning, season with salt and pepper.
Mix half of the pesto, breadcrumbs and almond flakes, season with a little salt and spread on the meat. Spread the meat and tomatoes in a large casserole dish. Pour on the stock, bake in a preheated oven (electric range: 175 °C/ convection oven: 150 °C/ gas: level 2) for 12-14 minutes
Boil 1 litre of water. Remove the pot from the stove. Stir in the puree powder well with a whisk. Before serving, stir in the remaining pesto, season to taste
Take the casserole out of the oven. Arrange meat, tomatoes and puree on plates