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Homemade Shellac (Traditional) Ingredients 100 g of shellac flakes 500 mL of ethyl alcohol (92° to 96°) Preparation method Place in a glass jar with a lid. Add the alcohol. Close and shake lightly. The result is a sealer/finish for wood, paper, and crafts. Alcohol and Silicone Glue Mixture Mixing alcohol and silicone glue does not produce shellac. Depending on the type of glue, the mixture may: Preparation method Dissolve the cornstarch in a small amount of cold water. Mix the paint and white glue. Add the dissolved cornstarch. Stir until you obtain a homogeneous mixture. Apply in thin layers and let it dry completely between coats. Limitations This homemade primer may work for crafts, MDF, cardboard, and light decorating, but it is not a substitute for a commercial primer for walls, metal, automobiles, or surfaces that require high durability and moisture resistance.