Combine oats, carrots, maple syrup, pecans, cinnamon and cardamom into a mason jar or container with a lid.
Shake or stir to combine.
Refrigerate overnight or for at least 8 hours.
Stir again and enjoy. (Optionally, microwave for 60 seconds to enjoy warm)
Substitutions: omit cardamom or replace it with nutmeg or allspice. Omit pecans or add your favorite chopped nut. Replace maple syrup with sugar or your favorite sweetener. Add Ins: chia seeds, ground flax seed, shredded coconut, raisins, vanilla or almond extract, protein powder. (If you add more than ⅛ cup of additional dry ingredients - increase milk to 1 cup) Overnight oats will keep in the fridge for 4 days, but will get mushier the longer they soak.