This is the real version of the French vegetable salad most people only know from a tin. Tiny even dice of potato, carrot, turnip, green beans and peas are cooked separately to keep their bite, then folded through a homemade mayonnaise made with a mix of cooked and raw egg yolk for extra richness. Here it's used to stuff hard-boiled eggs, an old French bistro classic perfect for a cold platter with ham, cornichons and good bread.
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