What You Need to Know
The acidity of citrus juices, typically lime or lemon, denatures proteins and inhibits the growth of bacteria and other microorganisms, making it a safe preservation method. This process occurs within 15-30 minutes at room temperature due to the acidity of citrus juices, which has a pH of 2.0-2.5.
Steps
- 1.
Ceviche Peruano (Peru): Uses lime juice and ají peppers to create the national dish of Peru
- 2.
Ceviche de Camarón (Ecuadorian) (Ecuador): Features tomato juice in marinade for sweeter profile
- 3.
Tiradito (Peruvian-Japanese fusion): Thinly sliced fish with more delicate citrus treatment
The Science
Primary Reaction
Denaturation of proteins by acidity