The pattern of criss-crossing strips of pastry on top of food is called a what?

The pattern of criss-crossing strips of pastry on top of food is called a quadriller. It can be done with the back of a knife such as fish, scallops, etc. Examples include: meat on the grill or criss-cross strips of pastry on top of a pie.
 The goal of the pattern is to improve food presentation and make it look more interesting.

B.) nitrogen fixationnitrogen fixation is the process of nitrogen molecules seeping into the soil and inside plant roots and bacteria. it gives more "life" to plants