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Stardew Valley Mayonnaise Machine Guide

Complete guide to the Mayonnaise Machine, including unlock requirements, crafting materials, and how to turn eggs into mayonnaise of various qualities.

🌾 Farming πŸ“… All Seasons 🟒 Beginner πŸ“… Published: Jun 15, 2026
# mayonnaise machine # mayonnaise # eggs # artisan goods # chickens

Stardew Valley Mayonnaise Machine Guide

Overview

The Mayonnaise Machine is one of the earliest artisan equipment available in Stardew Valley. It processes Eggs into Mayonnaise, a valuable artisan good that is also used in several cooking recipes and loved by some villagers.

Unlock Requirements

  • Farming Level 2 required to unlock the crafting recipe

Crafting Materials

To craft a Mayonnaise Machine, you will need:

MaterialQuantity
Wood15
Stone15
Copper Bar1
Earth Crystal1

How to Use

  1. Place the Mayonnaise Machine on your farm or inside a coop
  2. Interact with it while holding an Egg or Duck Egg
  3. Processing time: 3 hours (180 minutes) of in-game time

Output Products

Mayonnaise (from Eggs)

  • White/Brown Egg β†’ Mayonnaise (190g)
  • Large White/Brown Egg β†’ Mayonnaise (237g)
  • Duck Egg β†’ Duck Mayonnaise (375g)
  • Void Egg β†’ Void Mayonnaise (275g)
  • Dinosaur Egg β†’ Dinosaur Mayonnaise (800g)
  • Golden Egg β†’ 3 Gold-Quality Mayonnaise (varies)

Quality Mechanics

  • Regular eggs produce regular mayonnaise
  • Large eggs produce gold-quality mayonnaise (higher value)
  • The quality of the egg does not affect mayonnaise quality for most eggs
  • Ostrich Eggs produce 10 mayonnaise of the same quality as the egg

Tips & Strategy

  • The Artisan profession (+40% sell price) makes mayonnaise highly profitable
  • Mayonnaise is a loved gift for Mayor Lewis
  • Duck Mayonnaise is particularly valuable and profitable
  • Place machines inside the coop for maximum efficiency
  • Dinosaur Mayonnaise (800g) is one of the highest-value single-process items