This is how I make hard boiled eggs. This will help not to get a gray egg yolk. You may have a bit of gray around the edges, but your yolks will turn out yellow and creamy.
Serving Size: 1 (1200) g
Servings Per Recipe: 1
Calories: 1716
Calories from Fat 1027 g 60 %
Total Fat 114.1 g 175 %
Saturated Fat 37.5 g 187 %
Cholesterol 4464 mg 1488 %
Sodium 1704 mg 71 %
Total Carbohydrate 8.6 g 2 %
Dietary Fiber 0 g 0 %
Sugars 4.4 g 17 %
Protein 150.7 g 301 %