Mayonnaise arrived in the United States in the early 20th century and quickly became a staple for sandwiches, salads, and dips. Making it at home was popularized during the Great Depression as a way to control ingredients and save money.

In the South, mayonnaise is often enriched with a touch of hot sauce or pickle juice. In the Northeast, a sweeter version using white balsamic or sugar is common, while the West Coast favors olive‑oil‑based mayo for a richer flavor.

It is typically served as a spread for sandwiches, a base for coleslaw, or mixed into potato salad. It also appears as a dip for fries and a binding agent in deviled eggs.

Mayonnaise‑based salads are a staple at family picnics, barbecues, and holiday gatherings such as Thanksgiving and Fourth of July cookouts.

Classic pairings include chicken salad, tuna salad, deviled eggs, and the iconic Waldorf salad featured in the video.

It contains no preservatives, allows control over oil type and acidity, and can be customized with herbs or spices, resulting in a fresher, creamier texture.

Early recipes used only egg yolks and oil; modern home cooks often include the whole egg for extra stability and add mustard or vinegar for flavor and emulsification, as demonstrated in this video.

Many think it must be made with only yolks or that it will always split. In reality, whole eggs work fine and a thin stream of oil with a fast blender prevents separation.

Adding oil too quickly, using cold eggs, or over‑blending can cause the emulsion to break. Follow the slow‑oil technique and keep ingredients at room temperature.

Mustard contains natural lecithin and acidity, which help bind the oil and water phases more reliably, especially when using a high‑speed immersion blender.

Yes, store it in a sealed jar in the refrigerator for up to 7 days. Keep it chilled and use a clean spoon each time to avoid contamination.

The YouTube channel MasterChef World focuses on clear, step‑by‑step cooking tutorials for classic and modern dishes, often highlighting quick techniques for home cooks.

MasterChef World emphasizes using minimal equipment—like a small immersion blender—and explains the science behind emulsions, making sauces approachable for beginners compared to more elaborate methods shown elsewhere.