Prepare dressing by combining all ingredients in a jar and shaking to combine.
To assemble grain bowl, arrange leafy greens on bottom of bowl.
Mix barley and lentils together and stir in a little dressing to help them soak up extra flavour, then add to leafy greens.
Arrange roasted butternut squash and all other ingredients on top, finishing with fresh herbs. Add dressing or serve on side for everyone to add their own.
Enjoy as a main dish or a hearty side.
