- Describe the physical-chemical and microbiological characteristics of yogurts, fermented milks and spreads. - Analyze the production procedures for yogurts, fermented milks and spreads, relating the necessary operations, the input and output products and the means used. - Carry out operations of preparation, multiplication and maintenance of crops, their inoculation and control of fermentation, achieving the required quality and hygiene. - Identify the requirements and carry out first-level preparation and maintenance operations of the equipment for the production of fermented milk, yogurts and spreads. - Analyze and systematize sampling techniques and physical-chemical and organoleptic analysis to verify the quality and parameters established in fermented milks, yogurts and spreads.