Grammatically yes. Literally, it's almost certainly NOT correct. 'You cut me like a knife' is a simile that compares the emotional pain of what you did to the pain of having been cut with a knife.
Adults and children above toddler age eat lasagna with a fork. Below a certain age, children might require assistance from an adult to cut the lasagna into bite sized pieces. Use of knife use would be optional, except when eating continental style: where the knife is used to place the bite-full on the inverted fork. (In the US, the bite is pierced or "shoveled up" with the fork.) Except for very small children, a spoon should never be used to eat lasagna.
The correct spelling is 'lasagna'.
The correct spelling is, lasagna.
I believe the word you are asking is "lasagna" (Italian cheese casserole).
Use to cut vegetables
a fake wooden knife :)
The little mouse's tail was cut out with a silver butter knife.
you get a knife and cut it
A knife is the best choice. You can use scissors though but its cut will not be as fine as the knife's.
A blunt knife's edge is thicker but not sharp. Hence, it is difficult to cut with a blunt knife.
Lithium can be cut with a knife because the elements built in it are very sof tand timid.