Meaning: This means he cooks different dishes each week.
Choice of Words: "Tries" means to attempt something. "Recipe" is a set of instructions for cooking. "Week" is a period of seven days.
Alternative Expressions
He experiments with different recipes weekly.
Meaning: This sentence means that the person tries out various sets of instructions for cooking dishes on a regular basis.
Choice of Words:He refers to the subject of the sentence, a person who is performing an action. Experiments is a verb that means to try different things to see what happens. Different recipes refers to multiple sets of instructions for cooking dishes. Weekly indicates the frequency with which the action is performed.
He's always cooking something new each week.
Meaning: This sentence means that the person consistently prepares a dish that has not been cooked before on a weekly basis.
Choice of Words:He refers to the subject of the sentence, a person who is performing an action. Always indicates that the action is done consistently. Cooking is a verb that means to prepare food by heating it. Something new refers to a dish that has not been cooked before. Each week indicates the frequency with which the action is performed.