Surely, you can freeze lemons in none cutting shape. Here are steps to follow for lemon freezing:
1. Sort your lemons and separate the spots free lemons.
2. Wash the lemons and use the cloth to dry lemons.
3. Use a freezer bag or polythene bag.
4. Remove the whole air from bag as much as possible.
5. Mention the date and content on bag.
6. Place the lemon bag in freezer and use in recipes.