Rustic Chickpea Stew with Apricots & Turnip {slow-cooker recipe}

can of chickpeas, drained and rinsed

can crushed tomatoes or 3 1/2 cups homemade tomato sauce

apple juice

butter

medium onion, diced

garlic cloves, minced

cup/150g medium diced turnip

chopped dried apricots (about 12)

zest of 1 large lemon

ground cumin

ground coriander

salt