Place the rice in a medium pot with 2 cups beef stock or broth.
Bring to a boil over high heat.
Reduce heat, cover with a lid and simmer for 30 minutes
Remove from heat and keep covered for 10 minutes.
Place lentils in a medium pot and cover with 2 cups water.
Bring to a boil over high heat.
Reduce heat and simmer, uncovered for 20 minutes.
Strain water off and set aside.
In a large, deep skillet, heat 2 tbsp olive oil over med/high heat.
Add the onions, garlic and salt.
Saute until soft.
Add the sage, rosemary, thyme and mushrooms.
Cook until the mushrooms have released their liquid.
Add the kale and saute one minute or until wilted.
Add the rice and lentils.
Heat through.
Season with salt and freshly ground black pepper to taste.
Serve hot.