What is common between liquids and gases. Gases are similar to liquids in that they flow; hence, both are called fluids. The primary different between gases and liquids is the distance between molecules. In liquids, the molecules are close together, where they c ontinually experience forces from surrounding molecules.
Injera is usually made from the tiny, iron-rich teff. However, teff production is limited to certain middle elevations and regions with adequate rainfall, so it is relatively expensive for the average household.
The Birria is served with onions, tomatoes and tortillas. Birria is very popular in Mexico and is often made and sold by street vendors. Making Birria Traditionally Birria, is made using lamb or goat and it typically very spicy. But if that kind of lamb or goat is not for you, you can try chicken or beef.ther Ingredients in Birria Birria is also made of peppers, vinegar, spices, cloves and oregano. There is no shortage of flavor. Festive Food Birria is considered a celebration food. In Mexico, Birria is served at Christmas, New Year's, Mother's Day, all of the important holidays.