Roast sesame seeds in a pan without fat. Take out and let cool down. Preheat oven (electric cooker: 200 °C/circulating air: 180 °C/gas: see manufacturer).
Wash the asparagus, cut off the woody ends. Cut the stalks diagonally into thin slices. Knead lightly with salt, pepper and sugar. Wash coriander, shake dry, pluck off leaves and chop finely. Mix asparagus, sesame, coriander, lime juice and 2 tbsp. oil. Season to taste again.
Cut bread diagonally into 12 slices and roast on a tray in the oven for 5-7 minutes.
Drain the artichokes and chop them finely. Peel garlic and chop finely. Wash basil, shake dry, pluck leaves and cut into fine strips. Mix artichokes, garlic, basil, lemon peel and 2 tbsp. oil. Crumble the feta finely and stir in. Season with salt and pepper.
Take out the bread. Spread the vegetable mixture on 6 slices of bread each, serve immediately.