Maslow's Hierarchy of Needs. Definition. Maslow's hierarchy of needs is a theory of motivation and personality developed by the psychologist Abraham H. Maslow (1908â1970). Maslow's hierarchy explains human behavior in terms of basic requirements for survival and growth.
When you use ice to cool the ingredients for ice cream, the energy is absorbed from the ingredients and from the outside environment (like your hands, if you are holding the baggie of ice!).
Pile the berries in the middle, sprinkle with the 2 tsp. of cane sugar, pinch of sea salt and toss gently to coat. Spread in an even layer and bake on the middle rack for 25 minutes. Turn off the heat but leave the berries in there to cool slowly. They need to be completely cool before adding to the ice cream machine.