Add orange juice to the muesli and top up with seeds, nuts, spices and fruits of your choice.
For option 2:
Blend walnuts, ½ banana and water in a blender, then poor the liquid to a bowl with muesli. Top up with seeds, nuts, spices and fruits of your choice.
For option 3:
Blend walnuts, ½ banana, ½ raw beetroot and water in a blender, then poor the liquid to a bowl with muesli. Top up with seeds, nuts, spices and fruits of your choice.
Video
Nutrition facts
Calories may vary drastically depending on the toppings and type of muesli you use. My bowls usually end up in the range of 450 to 600 kcal. You can see detailed nutritional data by following this links (calculated by cronometer.com): Option 1 , Option 2, Option 3