Dreaming of cooking oil can have several interpretations depending on the context and emotions you experienced during the dream. Here are a few possible meanings:

1. Nourishment and Sustenance: Cooking oil is often associated with cooking and preparing food, which can symbolize nourishment and the need to take care of yourself or others.
2. Emotional Fluidity: Oil can represent emotions and feelings. Dreaming of cooking oil may indicate that you need to express your emotions more fluidly or that you are processing something significant in your life.
3. Potential and Creativity: Cooking oil is an essential ingredient in many recipes, symbolizing creativity and the potential to create something new. This could suggest that you are in a phase of creativity or that you need to tap into your creative side.
4. Preparation for Change: Seeing cooking oil might indicate that you are preparing for a change or transformation in your life, much like preparing a meal requires various ingredients.
5. Caution Against Grease and Mess: If the oil in your dream was spilled or caused a mess, it might represent feelings of being overwhelmed or a situation that has become messy or complicated.

Reflect on the specific details of your dream and how you felt during it to gain a clearer understanding of its meaning for you.