Japanese Convenience Store–Style Egg Salad Sandwich (Tamago Sando) Recipe

Egg Salad Sandwich (Tamago Sando)

Today I’m sharing one of my all-time favorite comfort breakfasts: the Japanese-style egg sauce sandwich, also known as tamago sando. 

After more than 10 years of cooking and testing recipes, I can confidently say this is one of the simplest yet most satisfying sandwiches you can make at home. Soft, delicate egg filling. Light seasoning. 

Crispy toasted bread. It’s exactly the kind of sandwich you’d grab from a Japanese convenience store and immediately fall in love with.

Japanese Convenience Store–Style Egg Salad Sandwich (Tamago Sando)

This classic Japanese egg sandwich is known for its incredibly soft texture and rich, creamy filling. Simple ingredients, gentle seasoning, and perfect balance make this one of the most loved convenience store foods in Japan.

Why This Sandwich Is So Popular in Japan

• Ultra soft and creamy egg filling
• Simple seasoning that lets the eggs shine
• Crispy outside, fluffy inside toast
• Quick and easy with basic ingredients
• Perfect for breakfast, brunch, or a light meal

This is comfort food done the Japanese way — gentle, balanced, and incredibly satisfying.

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Ingredients

• Toast slices — 2 pieces
• Eggs — 5
• Mayonnaise — a small amount
• Salad dressing — a small amount
• Mustard seeds — 1/2 spoon
• Salt — to taste
• Black pepper — to taste

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How I Make It

1. Boil the eggs

1. Place the eggs in cold water and bring to a boil.
2. Once boiling, cook for 8–10 minutes.
3. Immediately rinse the eggs in ice water to make peeling easier.

2. Toast the bread

1. While the eggs cool, toast or pan-fry the bread until lightly golden.
2. Set aside.

3. Prepare the eggs

1. Peel the eggs and separate the yolks and whites.
2. Crush the egg whites until fine.
3. Crush the yolks separately until smooth.
4. Combine both in a bowl.

4. Season the egg mixture

1. Add mayonnaise and salad dressing.
2. Add mustard seeds, salt, and black pepper.
3. Mix until thick, creamy, and well combined.

5. Assemble the sandwich

1. Spread the egg mixture generously onto one slice of toast.
2. Cover with the second slice.
3. Cut in half and serve.

Do not worry if the filling overflows slightly — that generous layer is part of what makes tamago sando so special.

Qna For The Recipes

1. What makes Japanese tamago sando different from regular egg sandwiches?

Tamago sando focuses on ultra-soft texture and gentle seasoning. The eggs are finely crushed, lightly seasoned, and mixed until creamy, creating a smooth filling that melts into soft toasted bread.

2. Why are the egg yolks and whites crushed separately?

Crushing them separately ensures a smoother texture. The whites become fine and fluffy, while the yolks turn rich and creamy — combining them gives tamago sando its signature softness.

3. How do I get the eggs perfectly cooked for this sandwich?

Boil the eggs for 8–10 minutes, then immediately cool them in ice water. This prevents overcooking, keeps the yolks tender, and makes peeling much easier.

4. What type of bread works best for tamago sando?

Soft white sandwich bread is ideal. Lightly toasting it adds a gentle crisp outside while keeping the inside fluffy — just like Japanese convenience store sandwiches.

5. Is it okay if the egg filling overflows?

Absolutely! A thick, generous layer of egg filling is part of the charm. Tamago sando is meant to look abundant and comforting, not neat or minimal.

This Japanese egg sauce sandwich is soft, delicate, and incredibly comforting. The filling is rich but not heavy, smooth but still textured, and perfectly balanced. It’s one of those recipes that proves you don’t need complicated ingredients to make something amazing. Simple, quick, and absolutely satisfying — just like the classic convenience store version.