Potato & Green Pea Curry

Name: Potato & Green Pea Curry
Cuisine: Asian, Indian
Ingredients: INGREDIENTS; 2 tsp (10 mL) vegetable oil; 2 tsp (4 g) cumin seeds; 2 tsp (4 g) coriander seeds; 2 tsp (4 g) brown mustard seeds (optional); 1 medium onion, diced; 3 cloves garlic, minced; 1 Tbsp freshly minced ginger; 1 vegetable boullion cube; 1 Tbsp (6 g) garam masala; 2 tsp (4 g) turmeric powder; ½ tsp cayenne pepper; 3 medium potatoes, washed and cut into 1 cm (½ inch) cubes; 1 cup (150 g) frozen peas; 1 can (220 g) cooked chickpeas, rinsed; 2 cups (60 g) fresh spinach; 1 can (400 mL) full-fat coconut milk; Optional Toppings; Fresh cilantro; Lime wedges; Red chili peppers, thinly sliced