Peel cucumbers, quarter them lengthwise, remove seeds and cut them into pieces. Clean, wash and dice the peppers. Peel and chop onion. Hard boil eggs for about 10 minutes. In the meantime heat up oil.
Fry onion, cucumber and paprika for about 10 minutes while turning. Season with salt and pepper. Deglaze with broth. Braise again for about 10 minutes. Wash and chop the herbs and add to the stock. Peel and halve the eggs.
Refine cucumber pot with cream. Sprinkle in sauce thickener. Warm the egg halves in it. Season again with salt, pepper and mustard.