Place eggs in a large pot and cover with cold water by 1 inch
Bring water to a rolling boil over high heat
Once boiling, remove from heat, cover, and let sit for 12 minutes
Transfer eggs to an ice bath and cool for 5 minutes
Peel eggs and separate yolks from whites
Chop egg whites into small pieces
In a bowl, mash 4 egg yolks with Greek yogurt and cottage cheese
Add remaining 4 yolks chopped roughly to the mixture
Fold in chopped egg whites, celery, and chives
Add Dijon mustard, lemon juice, garlic powder, and paprika
Season with salt and pepper to taste
Mix gently to maintain chunky texture
Refrigerate for at least 30 minutes before serving
Divide into 4 portions for meal prep or serve immediately