Wash the parsley and, except for something to garnish, put it dripping wet in the blender. Add nuts and 75 ml oil and mix. Season to taste with salt and pepper. Cook pasta in boiling salted water according to package instructions. Wash tomatoes, grate dry and halve if necessary.
Heat 1 tablespoon of oil in a pan. Stew the tomatoes for 1-2 minutes. Drain the pasta, put it back into the pot and fold in the pesto and tomatoes. Arrange the pasta on plates and crumble the goat's cheese over it. Garnish with parsley