In a heated pan, add oil and saute garlic and onion until it changes color. Add ground chicken and cook on high heat until the chicken changes its color. Now add spices (paprika powder, garam masala, cinnamon powder, and salt). Cook all the spices on medium heat for 1 to 2 minutes to get rid of spice rawness. Add tomato paste and mix well. Add tomato paste and mix well. Also, add capsicum chunks to add color to chicken. Cover and cook the chicken on medium heat to low heat for 20 minutes.