Czech Dill Sauce with Hard-Boiled Eggs

Name: Czech Dill Sauce with Hard-Boiled Eggs
Prep time: 35 min
Cook time: 35 min
Total time: 35 min
Ingredients: 5 tbsp sugar; 2 tsp salt; 100 g butter; 1 tbsp vinegar; potatoes; 600 ml milk; 400 ml cream; 500 ml water; 1 jar of dill; 4 tbsp plain flour; 7 hard-boiled eggs